Home / 87,127-188,879

Finding the Third Proportional to 87,127 and 188,879

Calculator

Solution

The third proportional to 87,127 and 188,879 is: 409,462.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,127 : 188,879 = 188,879 : x
  2. Step 2: Convert to fraction form
    87,127/188,879 = 188,879/x
  3. Step 3: Cross multiply
    87,127x = 188,879 × 188,879
  4. Step 4: Simplify right side
    87,127x = 35,675,276,641
  5. Step 5: Solve for x
    x = 35,675,276,641/87,127
  6. Step 6: Final answer
    x = 409,462.93

Related Problems

Find third proportional to 43,563.50 and 94,439.50
Half scale
Find third proportional to 174,254 and 377,758
Double scale
Find third proportional to 87,129 and 188,883
Similar ratio
Find third proportional to 130,690.50 and 283,318.50
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.